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原文連結
論文資訊
- 類型：已發表論文
- 日期：2016-02-17
摘要
There is a nearly 10,000-year history of human presence in the western Gulf of Alaska, but little understanding of how human foragers integrated into and impacted ecosystems through their roles as hunter-gatherers. We present two highly resolved intertidal and nearshore 食物網s for the Sanak Archipelago in the eastern Aleutian Islands and use them to compare 營養級 roles of prehistoric humans to other 物種. We find that the native Aleut people played distinctive roles as super-generalist and highly-omnivorous consumers closely connected to other 物種. Although the human 族群 was positioned to have strong effects, arrival and presence of Aleut people in the Sanak Archipelago does not appear associated with long-term extinctions. We simulated 食物網 dynamics to explore to what degree introducing a 物種 with
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